IEC 60258:1968 pdf download – Direct acting recording electrical measuring instruments and their accessories. IEC 60258:1968 is a standard for direct acting recording electrical measuring instruments and their accessories. It explains the general requirements, performance expectations, and measurement principles for instruments that record electrical quantities directly over time. These devices are used to capture and

IEC 60246:1967 pdf download – Connecting wires having a rated voltage of 20 kV and 25 kV d.c. anda maximum working temperature of 105 °C for use in televisionreceivers. IEC 60246:1967 is a technical standard for connecting wires used in television receivers, with rated voltages of 20 kV and 25 kV d.c. and a maximum

IEC 60151-15:1967 pdf download – Measurements of the electrical properties of electronic tubes and valves. Part 15: Methods of measurement of spurious and unwanted electrode currents. IEC 60151-15:1967 is a technical standard that describes methods for measuring spurious and unwanted electrode currents in electronic tubes and valves. Its main purpose is to provide a uniform

IEC 60067A:1967 pdf download – First supplement – Dimensions of electronic tubes and valves. IEC 60067A:1967 is the first supplement to IEC 60067, which covers the dimensions of electronic tubes and valves. Its main purpose is to update, expand, or clarify the original dimensional standard by adding additional information related to the physical measurements and

IEC 60231:1967 pdf download – General principles of nuclear reactor instrumentation. IEC 60231:1967 is a technical standard that sets out the general principles of nuclear reactor instrumentation. Its main purpose is to provide a common framework for measuring, monitoring, and controlling important reactor conditions such as neutron flux, temperature, pressure, and other operating parameters. These